ATG-010 (80mg) plus dexamethasone (20mg) was administered twice weekly....Efficacy of Sd was generally consistent across cytogenetic risk subgroups, including del (17p) pts with ORR 22.2% (95% CI: 6.4, 47.6), mDOR 3.8mo, and mPFS 2.9 mo….The MARCH study demonstrates statistically significant and clinically meaningful ORR with Sd in Chinese RRMM pts...